The 1333 didn't come up for the Passat on their website.
yes, this part # is not OEM spec'd for the Passat. as i stated in the OP, this is the oversized filter that will fit in the 1.8t.
the 1333 is oem spec'd for the following applications:
Applications for part 1333
Make Model Engine
PORSCHE 911 SERIES H6 2.2L 2195cc
PORSCHE 911 SERIES L6 (ALL)
VOLVO 740 SERIES L6 2.4L Diesel
VOLVO 760 SERIES L6 2.4L Diesel
Part Number: 1333
UPC Number: 765809138100
Principal Application: Volvo 760 GLE w/2.4L Turbo Diesel Engine (83-87)
All Applications
Style: Spin-On Lube Filter
Service: Lube
Type: Full Flow
Media: Paper
Height: 6.982
Outer Diameter Top: 3.670
Outer Diameter Bottom: Closed
Thread Size: 3/4-16
By-Pass Valve Setting-PSI: 30
Anti-Drain Back Valve: Yes
Burst Pressure-PSI: 300
Max Flow Rate: 7-9 GPM
Nominal Micron Rating: 21
Gasket Diameters
Number O.D. I.D. Thk.
Attached 2.834 2.462 0.200
http://www.napafilters.com/filterlookup/ResultsPart.asp?PartNo=1333